View Single Post
pysical pysical is offline
Junior Member
Posts: 181
Join Date: Feb 2016
Car: 2009 335xi
Default 10-18-2017, 02:59 PM

850 can be done on a stock block with single turbo. But you are on borrowed time. It could pop anytime. So if you plan on making that power you are looking at building your engine. Expect to pay around $15k minimum in parts.
Reply With Quote